To illustrate, consider the curiously old-fashioned approach companies typically take to upgrading their legacy systems. It starts when something old stops working. Perhaps an aging mainframe fails often, resulting in seemingly never-ending maintenance costs, or an outage destroys transaction data.
The swiftness of technology’s progress in the past decade has convinced legions of companies that their survival depends on jettisoning their legacy systems as soon as budgets permit such an overhaul.
https://sloanreview.mit.edu/article/the-enterprise-systems-that-companies-need-to-create/amp
